You can see three almost identical images below. Can you spot the odd one out from them?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

Jack and Joseph are well-known golf rivals. One Day during a match, they were level at a score of 30. Jack hit a bad shot and Joseph added 10 to his score. Joseph then hit an awesome shot and he won the game.

How ?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

Why are all black people so quick ?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?